IfMaskAllOnesElseZeroPack.h

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// IfMaskAllOnesElseZeroPack.h:
// -------------------
//

#ifndef __IPSDKUTIL_INSTRUCTIONSET_LOGICAL_DETAIL_STD_IFMASKALLONESELSEZEROPACK_H__
#define __IPSDKUTIL_INSTRUCTIONSET_LOGICAL_DETAIL_STD_IFMASKALLONESELSEZEROPACK_H__

#include <IPSDKUtil/IPSDKUtilExports.h>
#include <IPSDKUtil/InstructionSet/BasePack.h>
#include <IPSDKUtil/Tools/ForceInline.h>

namespace ipsdk {
namespace simd {
namespace detail {


template <typename T>
struct IfMaskAllOnesElseZeroPack<eInstructionSet::eIS_Standard, T>
{
    static IPSDK_FORCEINLINE
    BasePack<ePackType::ePT_Scalar, T>
    act(const BaseMaskPack<ePackType::ePT_Scalar, T>& mask)
    {
        BasePack<ePackType::ePT_Scalar, T> out;
        //const T maskT = -static_cast<T>(mask._val != 0);
        //out._val =  in._val & maskT;
        out._val = mask._val ?
            AllBitsToOneReg<eInstructionSet::eIS_Standard, T>::act() :
            AllBitsToZeroReg<eInstructionSet::eIS_Standard, T>::act();
        return out;
    }

    static IPSDK_FORCEINLINE
    void
    act(const BasePack<ePackType::ePT_Scalar, ipUInt8>& mask,
        const BasePack<ePackType::ePT_Scalar, T>& in1,
        const BasePack<ePackType::ePT_Scalar, T>& in2,
        BasePack<ePackType::ePT_Scalar, T>& out)
    {
        out._val = mask._val ?
            AllBitsToOneReg<eInstructionSet::eIS_Standard, T>::act() :
            AllBitsToZeroReg<eInstructionSet::eIS_Standard, T>::act();
    }
};


} // end of namespace detail
} // end of namespace simd
} // end of namespace ipsdk

#endif // __IPSDKUTIL_INSTRUCTIONSET_LOGICAL_DETAIL_STD_IFMASKALLONESELSEZEROPACK_H__